Unit 1 Quiz Flashcards
where does the ladder on the periodic table start
between 5&13
what classification is along the ladder
metaloids
where are metals
left
where are non metals
right
what’s a period and what does it tell you
horizontal row, how many orbits
what’s a group and what does it tell you
verticals column, how many valence electrons
what is group 1
alkali metals
what is group 2
alkaline earth metals
what is group 17
halogens
what is group 18
noble gases
what is special about noble gases
don’t react
what is the classification of the middle section
transition metals
what are the set bottom two rows
lanthanide series and actinide series
what does atomic # tell you
of protons
what’s an ion
when an atom loses or gains electrons
what’s an isotope
atoms of the same element that have different # of neutrons
- protons = electrons
how to calculate neutrons
atomic mass - atomic #
how to write atomic notation
atomic mass
SYMBOL
atomic #
how to calculate mass
protons + neutrons
